Advice for writing grants from the American Council of Learned Societies
The SSRC’s The Art of Writing Proposals
The Professor Is In offers commentary and advice on everything from graduate school and the dissertation to applying for academic jobs and tenure. The corresponding book The Professor Is In: The Essential Guide to Turning Your Ph.D. into a Job goes into even more detail.
The book Graduate Study for the Twenty-First Century: How to Build an Academic Career in the Humanities is another resource covering all aspects of graduate school.